Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7307290 | Compound semiconductor wafer and manufacturing method thereof | Takashi Iwasaki, Shigeru Sawada, Kenji Ohki | 2007-12-11 |
| 5821003 | Organic electroluminescent device | Takashi Uemura, Nobuyuki Okuda, Yoshinobu Ueba, Yasuko Okuda, Hajime Osaka | 1998-10-13 |
| 5792567 | Triazole derivatives and organic electroluminescent devices produced therefrom | Junji Kido, Takashi Uemura, Nobuyuki Okuda, Yoshinobu Ueba, Yasuko Okuda +1 more | 1998-08-11 |